00460naa#a2200169#i#450# EN\INFRA-M\bibl\13698 20241122101800.5 1998-0701 20161025b2016####ek#y0engy0150####ca RUS RU Information Content of Double Entry Journal article Moscow INFRA-M Academic Publishing LLC. 2016 7 с. Journal article local Kovalev Aleksey zh-szf.ru